ch09-p118 - 118. We denote the mass of the car as M and...

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118. We denote the mass of the car as M and that of the sumo wrestler as m . Let the initial velocity of the sumo wrestler be v 0 > 0 and the final velocity of the car be v . We apply the momentum conservation law. (a) From mv 0 = ( M + m ) v we get v mv Mm = + = + = 0 242 2140 242 054 ( .. kg)(5.3 m / s) kg kg m/s (b) Since v rel
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